Collar-lock.



F. H. HOPKINS.

COLLAR LOCK.

APPUCATION FILED FEB. II, IBIS. 1,185,402. Patented May 30,1916.

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bushings which form a p; tion. Fig. 4, is :1 p rspm- 02' U shaped wedge The numemi 1. duigzsmtw a Sub. -f is my intention to M M; pinm r: l threaded imit s.

Jar, fuming; u; :Mmi therein. I also mm'isiv bwshings Hm Elm tapered m (aorn nmd {in {31v of tin: opening 5 posite sides of a bolt or the like; and a locking device correlated with the collar to impart relative movement between the said collar and said bushings, as and for the purpose described.

2. A collar-lock adapted for use with a bolt or the like having an abutment at one end thereof, consisting of a collar having an interiorly tapered opening therein, semicylindrieal bushings being externally tapered and internally roughened and adapted to be arranged within the interior-1y tapered opening n said collar at onnosite sides of a bolt or the like; and a if hr ml wedge correlated with the collar relative movement between the and said bushings, there heiiw per and inner faces of the on: wedge as and for the purpose In testimony whereof 1d ture in presence of two .Yiijl' FRANK \Vitnesses:

Cums FEiNnn, J12, ANNA V. DOYLE. 

